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Nested Named Entity Recognition on NEREL Russian (test)

85.81Overall Micro F1Full nested supervision
40.653252.376664.175.8234Feb 28, 2026

Evaluation results

MethodLinks
Full nested supervisionMethod category=Upper Bound, Supervision=Full gold nested annotations2026.0285.8165.4883.95
+ Lem.Incl.+Corr.+Neutral.Method category=Weak Supervision (Fine-tuned), Technique=Lemmatized Inclusions + Corruption + Neutralization2026.0277.8926.3782.54
+ Corruption (letters, end)Method category=Weak Supervision (Fine-tuned), Technique=Entity corruption (letters, end)2026.0277.8125.9282.39
+ InclusionsMethod category=Weak Supervision (Fine-tuned), Technique=String inclusions2026.0276.721.3683.05
Flat (baseline)Method category=Weak Supervision (Fine-tuned)2026.0276.593.8483.28
Hybrid (lem. matching)Method category=LLM-based, Technique=Hybrid fine-tuned + LLM (lemmatized matching)2026.0270.1618.8475.83
Pure LLM (DeepSeek 5-shot)Method category=LLM-based, Model=DeepSeek-R1, Few-shot setting=5-shot2026.0242.395.7842.63